#!/usr/bin/env python3.6
ch = "张博平"
en = 'zhangboping'

print('ord method =>', ord("a"))
print('chr method =>', ord("哈"))

print("ch.encode('utf-8') => ", ch.encode('utf-8'))
print("en.encode('ascii') => ", en.encode('ascii'))

print('len() => get the str numbers: ', len(en))

print('hello %s, your english name is %s, your age is %d.' % (ch, en, 25))